Butalbital, aspirin, caffeine, and codeine and Fosinopril and hydrochlorothiazide interaction

Butalbital, aspirin, caffeine, and codeine and Fosinopril and hydrochlorothiazide: both prescribing labels describe an interaction that usually calls for monitoring, a dose change, or spacing the doses.

Moderate

Usually manageable with monitoring or a dose change. Tell your pharmacist you take both.

What the FDA labels say

From the Butalbital, aspirin, caffeine, and codeine (BUTALBITAL, ASPIRIN, CAFFEINE and CODEINE PHOSPHATE) label · effective 2026-01-15

Moderate

Diuretics Clinical Impact: Opioids can reduce the efficacy of diuretics by inducing the release of antidiuretic hormone.

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Moderate

Intervention: Evaluate patients for signs of diminished diuresis and/or effects on blood pressure and increase the dosage of the diuretic as needed.

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Moderate

The effectiveness of diuretics in patients with underlying renal or cardiovascular disease may be diminished by the concomitant administration of aspirin due to inhibition of renal prostaglandins, leading to decreased renal blood flow and salt and fluid retention.

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Minor

…renal function of patients Examples: Aminoglycosides, amphotericin B, systemic bacitracin, cisplatin, cyclosporine, foscarnet, or parenteral vancomycin Angiotensin Converting Enzyme (ACE) Inhibitors Clinical Impact: The hyponatremic and hypotensive effects of ACE inhibitors may be diminished by the concomitant administration of aspirin due to its indirect effect…

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From the Fosinopril and hydrochlorothiazide (Fosinopril Sodium and Hydrochlorothiazide) label · effective 2024-04-28

Moderate

The diuretic, natriuretic, and antihypertensive effects of thiazide diuretics may be reduced by concurrent administration of nonsteroidal anti-inflammatory agents ; the effects (if any) of these agents on the antihypertensive effect of fosinopril sodium and hydrochlorothiazide have not been studied.

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Minor

Other The bioavailability of unbound fosinoprilat is not altered by coadministration of fosinopril with aspirin, chlorthalidone, cimetidine, digoxin, metoclopramide, nifedipine, propranolol, propantheline, or warfarin .

Drug interactionsnames Butalbital, aspirin, caffeine, and codeineView label on DailyMed

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Not medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.